---

Gene

Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8 -N+P 0.000 -0.535 -0.616 -0.381 -0.159 -0.137 -0.077 -0.043 0.205 -N-P 0.000 -0.071 -0.167 -0.187 -0.412 -0.063 -0.507 -0.015 -0.263

-N+P: Nitrogen starved in the presence of P-factor -N-P: Nitrogen starved in the absence of P-factor

Number of mRNA in a vegetative growing cell (estimated roughly)